Specifications 8
U8903A User’s Guide 131
AMPLITUDE
DC measurement range 0 to 200 V
DC accuracy 1%
AC accuracy
(20 Hz to 100 kHz)
1% (at 23
C ± 5 C)
2% (from 0 °C to 55 °C)
AC level detection RMS, Peak-to-Peak, Quasi Peak
FREQUENCY
Range 10 Hz to 100 kHz
Minimum input 1 mV (S/N > 40 dB)
Accuracy 5 ppm
Resolution 6 digits
PHASE
Accuracy
<20 kHz 2
<100 kHz 4
Minimum input 1 mV (S/N > 40 dB)
Resolution 0.01
SMPTE IMD
Residual IMD 0.0025% (–92 dB)
[1] For the available input ranges, refer to Chapter 3, “Input ranging” on page 61.
[2] Defined by the 24-bit measurement.
[3] 0.01 dB – 0.001 dB/Hz below 50 Hz.
[4] 0.012 dB – 0.001 dB/Hz below 50 Hz.
[5] When AC coupled, CMRR will deteriorate at low frequencies.
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